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Multilingual Demographic Dictionary, second unified edition, English volume
Seasonal fluctuations.
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Section | English 150 |
Arabic 150 |
German 150 |
Spanish 150 |
Finnish 150 |
French 150 |
Italian 150 |
Polish 150 |
Portuguese 150 |
Russian 150 |
150-1 | time series | سلسلة زمنية (زمن) | Zeitreihe | serie cronológica —serie crónica |
aikasarja | série chronologique | serie storica —serie temporale —serie cronologica |
szereg chronologiczny | SERIE cronologica —SERIE temporal |
Динамические ряды —Временной ряд |
150-2 | trend | اتجاه عام (عام) | Hauptrichtung —Grundrichtung —Trend |
movimiento general —tendencia general —tendencia a largo plazo —línea de tendencia |
kehityssuunta —pitkäaikainen vaihtelu |
mouvement général —tendance générale —tendance à long terme |
tendenza generale —variazione secolare —tendenza di fondo |
tendencja rozwojowa —trend |
TENDÊNCIA | Тенденция |
150-3 | fluctuation —variation —deviation |
تقلبات (تقلب)—تغيرات (تغير)—انحرافات (انحراف) | Schwankungen —Abweichung |
movimientos especiales —movimientos particulares —variación —fluctuaciones —espacial. movimientos ... |
heilahtelu —lyhytaikainen vaihtelu —vaihtelu lyhytaikainen —poikkeaminen |
mouvement particulier —variation —fluctuation |
andamento particolare —variazione particolare —fluttuazione |
fluktuacje | FLUTUAÇÕES —VARIAÇÃO —DESVIO |
Колебания —Вариация —Отклонение |
150-4 | periodic fluctuations —cyclical fluctuation |
تقلبات دورية (دور) | periodische Bewegung —periodische Schwankung —zyklische Bewegung |
movimiento periódico —movimiento cíclico |
jaksoittainen vaihtelu | mouvement périodique —mouvement cyclique |
andamento periodico —variazione periodica —movimento ciclico pluriennale —andamento ciclico —variazione ciclica —variazione di congiuntura |
fluktuacje periodyczne —fluktuacje cykliczne |
FLUTUAÇÕES periódicas —FLUTUAÇÕES cíclicas |
Периодические колебания —Циклические колебания |
150-5 | seasonal fluctuations. | تقلبات موسمية (تقلب) | jahreszeitliche Schwankungen —Saisonschwankungen |
movimientos estacionales | kausivaihtelu —sesonkivaihtelu |
mouvement saisonnier —variation saisonnière |
movimento stagionale —variazione stagionale |
wahania sezonowe | FLUTUAÇÕES sazonais —FLUTUAÇÕES estacionais |
Сезонные колебания |
150-6 | irregular fluctuation | تقلبات غير المنتظمة (غير)—تقلبات الشاذة (شاذ) | unregelmäßige Schwankungen | irregularidad —variaciones residuales —variaciones accidentales |
epäsäännöllinen vaihtelu —jäännös vaihtelu |
irrégularité —variation résiduelle —variation accidentelle —perturbation |
variazione residuale —variazione residua —variazione erratica —variazione saltuaria |
wahania przypadkowe —perturbacje |
FLUTUAÇÕES residuais | Нерегулярные колебания |
150-7 | chance fluctuations —random fluctuations |
تقلبات صدف (تقلب)—تقلبات عشوائية (تقلب) | zufallsartige Schwankungen —Zufallsschwankungen —zufällige Schwankungen |
variaciones aleatorias —fluctuaciones aleatorias |
satunnaisvaihtelu | variation aléatoire —fluctuation aléatoire |
variazione casuale | wahania losowe | FLUTUAÇÕES acidentais —FLUTUAÇÕES aleatórias |
Случайные колебания |
When values of a demographic variable are available over time, a demographic time series 1 is obtained. It is sometimes possible to decompose a time series into a trend 2 around which there are fluctuations 3, variations 3, or deviations 3 (141-2). Where such fluctuations tend to recur after certain periods, usually several years, they are called cyclical fluctuations 4 or, more generally, period fluctuations 4. In demography the most common period for compiling data is a year, and the fluctuations in sub-periods of a year are called seasonal fluctuations 5. The fluctuations that remain after trend, cyclical, and seasonal fluctuations have been eliminated are called irregular fluctuations 6. They may be due to exceptional factors such as wartime mobilization, or sometimes they are chance fluctuations 7 or random fluctuations 7.
- 3. In a general sense the term variation may be used to describe change in any value or set of values for a variable.
- 4. Periodic, adj. - period, n. - periodicity, n. cyclical, adj. - cycle, n.
- 7. Random, adj.: due to chance (cf. 161-1).
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